docs: def execute_command(parser, config, ext_classes):
      """
      Banana banana
      """
      res = 0
      cmd = config.get('command')
  
      get_private_folder = config.get('get_private_folder', False)
  
      if cmd == 'help':
          parser.print_help()
      elif cmd == 'run' or get_private_folder:  # git.mk backward compat
          app = Application(ext_classes)
          try:
              app.parse_config(config)
              if get_private_folder:
                  print(app.private_folder)
                  return res
              res = app.run()
          except HotdocException:
              res = len(Logger.get_issues())
          except Exception:  # pylint: disable=broad-except
              print("An unknown error happened while building the documentation"
                    " and hotdoc cannot recover from it. Please report "
                    "a bug with this error message and the steps to "
                    "reproduce it")
              traceback.print_exc()
              res = 1
          finally:
              app.finalize()
      elif cmd == 'init':
          try:
              create_default_layout(config)
          except HotdocException:
              res = 1
      elif cmd == 'conf':
          config.dump(conf_file=config.get('output_conf_file', None))
      elif cmd is None:
          if config.get('version'):
              print(VERSION)
          elif config.get('makefile_path'):
              here = os.path.dirname(__file__)
              path = os.path.join(here, 'utils', 'hotdoc.mk')
              print(os.path.abspath(path))
          elif config.get('get_conf_path'):
              key = config.get('get_conf_path')
              path = config.get_path(key, rel_to_cwd=True)
              if path is not None:
                  print(path)
          elif config.get('get_conf_key'):
              key = config.get('get_conf_key')
              value = config.get(key, None)
              if value is not None:
                  print(value)
          else:
              parser.print_usage()
      else:
          parser.print_usage()
  
      return res